Science

Antarctica’s “Doomsday Glacier” could raise sea levels twice as much as predicted

Antarctica’s Thwaites Glacier may be melting twice as much as previously predicted, even without additional global warming.

✦ Extractive summary — built from the sources' own reporting•From 1 source•1 min read•Updated October 28, 2026, 9:22 AM UTC

A new model predicts that the glacier could add up to 30 millimeters to global sea levels by 2100, with a 60% chance of losing a crucial stabilizing ridge.

Scientists discovered that warm ocean water is penetrating miles beneath the ice, weakening its foundations and accelerating its retreat.

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